require 'singleton'
#require  'merge/trusts'

module Merge
  
  class Field
    
    include Singleton
    
    public
    
    def name
      raise NotImplementedError.new "Subclass must implents this method!!"
    end
    
    def get_probabilistic_field(services)
      raise NotImplementedError.new "Subclass must implents this method!!"
    end
    
  end
  
end
